For a great basic breakfast casserole start with ground Wagyu beef and seasonings to achieve the breakfast casserole flavors such as sage. Find directions here.
Then mix in your cooked sausage with veggies, starch for soaking up moisture, and the egg-cheese-milk mixture. Here is a great make ahead recipe option that will take the stress out of a busy morning and feed a crowd.
Looking for just a quick recipe for 1 or for groups that like different combinations of ingredients, click here.